<http://schema.org/query-input>
"required name=search_term_string"^^<http://www.w3.org/2001/XMLSchema#string>
<http://workingperson.com/footwear-1/mens-work-boots/packer-lacer-boots/chippewa-boots-arroyo-kiltie-lace-up-western-boots-29406-33320.html>